
Trebuchet
Not unlocked yetDestroy 50 Tower type enemies.

Stars My Destination
Not unlocked yetComplete all stages with at least 3/6 Stars score.

You're an All-Star
Not unlocked yetComplete all stages with the 6/6 Stars score.

Money, Money, Money
Not unlocked yetCollect 100 000 units of Crystal Energy

Critical Mass
Not unlocked yetFinish a stage with critical health level

Last Man Standing
Not unlocked yetFinish a stage when one character is down

I've Got The Power!
Not unlocked yetBuy all upgrades of a single power

Turret Syndrome
Not unlocked yetBuy all upgrades of a single turret

Unlimited Power!
Not unlocked yetBuy all upgrades to all the powers

Master Engineer
Not unlocked yetBuy all upgrades to all the turrets

And you, Brutus?
Not unlocked yetKill your partner

Rise, Lazarus!
Not unlocked yetRespawn your partner

I'm a Big Boy now!
Not unlocked yetCompete a level without building turrets

Overpowered
Not unlocked yetCompete a level without buying powers

Three-Way Pwnage
Not unlocked yetCreate at least one PWNAGE of each kind during a stage

Barrel Master
Not unlocked yetCreate a PWNAGE of your choice with a barrel

1UP!
Not unlocked yetLevel up during a stage

Super Cye-an
Not unlocked yetCharge Cye's Boost bar completely and use it

Cye-pper
Not unlocked yetReach the limit of planted traps in a stage.

Chrome the Destroyer
Not unlocked yetCharge Chrome's Boost bar completely and use it

Chrome The Builder
Not unlocked yetReach the limit of built turrets in a stage.

The Beat-em-alls
Not unlocked yetBeat all levels